Home / 52,475.76-72,416.16-28,602.36

Finding the Fourth Proportional to 52,475.76, 72,416.16 and 28,602.36

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Solution

The fourth proportional to 52,475.76, 72,416.16 and 28,602.36 is: 39,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.76 : 72,416.16 = 28,602.36 : x
  2. Step 2: Convert to fraction form
    52,475.76/72,416.16 = 28,602.36/x
  3. Step 3: Cross multiply
    52,475.76x = 72,416.16 × 28,602.36
  4. Step 4: Simplify right side
    52,475.76x = 2,071,273,078.14
  5. Step 5: Solve for x
    x = 2,071,273,078.14/52,475.76
  6. Step 6: Final answer
    x = 39,471.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.